QUESTION 1 Generic paramters can have any names. True False 1 points QUESTION 2

Question

QUESTION 1

Generic paramters can have any names.

True

False

1 points   

QUESTION 2

A Slider has fewer properties than a ScrollBar, but can appear in many forms.

True

False

1 points   

QUESTION 3

A generic (parameterized) type essentially is a placeholder.

True

False

1 points   

QUESTION 4

An abstract class cannot be extended.

True

False

1 points   

QUESTION 5

By convention, generic type parameter names are

single letter

uppercase

drawn from commonly used (E, K, N, V, T, etc.)

all of the above

2 points   

QUESTION 6

JavaFX applications can run from a desktop, but not a browser.

True

False

1 points   

QUESTION 7

You are not allowed to create an array of a generic type.

True

False

1 points   

QUESTION 8

We use generics to have the capability to paramertize types.

True

False

1 points   

QUESTION 9

A binding property (target) cannot also be a source.

True

False

1 points   

QUESTION 10

Wrapper classes are used to process primitive data type values as objects.

True

False

single letter

uppercase

drawn from commonly used (E, K, N, V, T, etc.)

all of the above

Explanation / Answer

1. Generic paramters can have any names.

ans: False

2. A Slider has fewer properties than a ScrollBar, but can appear in many forms.

ans: True

3. A generic (parameterized) type essentially is a placeholder.

ans: True

4. An abstract class cannot be extended.

ans: False

It can be extended but not instantiated.

5. By convention, generic type parameter names are

Ans: option d : All of the above.

6. JavaFX applications can run from a desktop, but not a browser.

Ans: True It is completely desktop app and not run on browser

7. You are not allowed to create an array of a generic type.

Ans: True because they are not sound.

8. We use generics to have the capability to paramertize types.

Ans: True.

We can define a class or method in generic types.

9. A binding property (target) cannot also be a source.

Ans: True

10. Wrapper classes are used to process primitive data type values as objects.

Ans: False primitive data types are not objects.

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